Cyclopentenoid Cyanohydrin Glycosides with Unusual Sugar Residues.
作者:Elin S. Olafsdottir、Claus Cornett、Jerzy W. Jaroszewski、Jon Songstad、Harri Lönnberg、Enrique Colacio、A. M. Mulichak、Tomas Alminger、Magnus Erickson、Inger Grundevik、Inger Hagin、Kurt-Jürgen Hoffman、Svante Johansson、Sam Larsson、Ingalil Löfberg、Kristina Ohlson、Björn Persson、Inger Skånberg、Lija Tekenbergs-Hjelte
DOI:10.3891/acta.chem.scand.43-0051
日期:——
The cyclopentenoid cyanohydrin glycosides passicapsin and passibiflorin have been identified as (1S, 4R)-1-(beta-D-glucopyranosyloxy)-4-(2,6-dideoxy-beta-D-xylo-hex o pyranosyloxy)-2-cyclopentene-1-carbonitrile and (1S, 4R)-1-(beta-D-glucopyranosyloxy)-4-(6-deoxy-beta-D-gulopyranosy loxy)-2- cyclopentene-1-carbonitrile, respectively, using one- and two-dimensional NMR spectroscopy, selective acid-catalysed
环戊烯基氰醇糖苷Passicapsin和Passibiflorin已被鉴定为(1S,4R)-1-(β-D-吡喃葡糖基氧基)-4-(2,6-二脱氧-β-D-木糖基己氧基吡喃糖基氧基)-2-环戊烯分别使用-1-腈和(1S,4R)-1-(β-D-吡喃葡萄糖氧基)-4-(6-脱氧-β-D-戊吡喃氧基)-2-环戊烯-1-腈二维NMR光谱,脱氧糖的糖苷键的选择性酸催化裂解以及旋光数据。